CN203615055U - Intelligent SF6 inflation device of electric equipment - Google Patents
Intelligent SF6 inflation device of electric equipment Download PDFInfo
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- CN203615055U CN203615055U CN201320840228.2U CN201320840228U CN203615055U CN 203615055 U CN203615055 U CN 203615055U CN 201320840228 U CN201320840228 U CN 201320840228U CN 203615055 U CN203615055 U CN 203615055U
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- gas
- inflation
- inflator
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- 238000012806 monitoring device Methods 0.000 claims abstract description 15
- 238000000746 purification Methods 0.000 claims abstract description 11
- 230000009467 reduction Effects 0.000 claims description 11
- 230000008676 import Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000010926 purge Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 239000012491 analyte Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an intelligent SF6 inflation device of electric equipment. The inflation device comprises an environment monitoring device, a rated pressure lock alarm device, an automatic inflation pipeline purification device, a bolt clamping type inflation pipe, a gas pressure meter, a pressure release valve and a multifunctional connector. According to the inflation device provided by the utility model, the environment can be automatically judged whether to meet the requirements during inflation, so that the SF6 gas purity and the qualified micro-water content are guaranteed; due to a rated pressure lock alarm function, the problem of over-inflation of SF6 gas is solved; moreover, the inflation pipe can be quickly dismounted and mounted, and the inflation efficiency and quality are improved.
Description
Technical field
The utility model relates to a kind of electric equipment intelligent SF6 inflator, in use can at-once monitor inflation environment, self-purging gas ducting, gas tube disconnects fast, rated pressure locking is reported to the police electrical equipment SF6 inflator.
Background technique
Power industry standard regulation: the power equipment SF6 gas pressure of normal operation must meet rated pressure; While carrying out SF6 charge operation, must meet ambient temperature >=0 ℃, humidity≤80%; SF6 inflator SF6 gas purity >=99.8% after new inflation; There is electric arc analyte SF6 inflator micro-water content≤150 μ L/L (without electric arc analyte SF6 inflator micro-water content≤250 μ L/L).At present, electrical equipment SF6 inflator used in power production process has two kinds, has the manual inflator and the box SF6 gas concentration unit with aerification function of single pressure meter valve.Manually inflator and box SF6 gas concentration unit all need personal monitoring to inflate environment, manually purify gas ducting, easily cause SF6 gas purity and micro-water content defective, do not reach service condition; Manual control SF6 gas charged pressure, easily causes " overcharging " problem, needs manual tune SF6 inflator pressure, waste of manpower and SF6 gas after inflation.Meanwhile, there is no the unified regulation of country and industry standard, each producer's power equipment gas tube used differs, and model is more, and user of service easily obscures, and the replacing time is long.
Model utility content
In order to overcome, existing inflator easily causes SF6 gas purity and micro-water content is defective and " overcharging " problem, improve charging efficiency and charge-air mass, the utility model provides a kind of electric equipment intelligent SF6 inflator, this inflator not only has at-once monitor inflation environment, self-purging gas ducting, rated pressure locking warning function, and has realized gas tube and disconnect fast.
The utility model is to solve the problems of the technologies described above the technological scheme adopting to be:
Electric equipment intelligent SF6 inflator comprises environment monitoring device, rated pressure locking warning device, gas ducting automatic purification device, bolt joint and clinging type gas tube, gas pressure gage, pressure relief valve, multi-functional connection mouth, environment monitoring device comprises acoustic-optic alarm, solenoid valve, controller, rated pressure locking warning device comprises pressure gauge with electric contact, described acoustic-optic alarm, described solenoid valve, gas ducting automatic purification device comprises vacuum pump, vacuum meter and reduction valve, rotary valve, wherein, gas pressure gage one end is connected with gas inlet, the other end is connected with reduction valve import, reduction valve outlet is divided into two-way, and a road is connected with rotary valve one end, and another road is connected with described solenoid valve one end, vacuum meter is arranged in the pipeline between the other end and the vacuum pump of rotary valve, the described solenoid valve the other end respectively with controller, acoustic-optic alarm, pressure relief valve import connects, and pressure gauge with electric contact is arranged in the pipeline between solenoid valve and pressure relief valve, and earth pressure release valve outlet port connects multi-functional connection mouth.
Further, described controller is temperature and humidity controller, set environment condition is temperature >=0 ℃, humidity≤80%, described environment monitoring device also comprises temperature and humidity sensor, it detects the temperature and humidity of current environment, and checkout value is sent to described controller, and setting value compares with it.
Further, described vacuum pump is minipump, and it vacuumizes gas ducting, and degree of vacuum reaches 133Pa and when following, minipump stops automatically.
Further, described rated pressure locking warning device is by pressure gauge with electric contact control solenoid valve and acoustic-optic alarm, in the time being filled with gas pressure and reaching rated pressure, pressure gauge with electric contact action, shut electromagnetic valve, connect acoustic-optic alarm, stop being filled with gas, and point out SF6 inflator pressure to reach rated pressure;
Further, described bolt joint and clinging type gas tube one end has gas cylinder joint, the other end has gas-charging connection, and wherein gas-charging connection comprises the bolt head being connected with SF6 inflator, the inflation inner core being connected with gas tube, is provided with the jack of accepting inflation inner core in the end of gas tube.
Further, between bolt head and inflation inner core, seal ring is set, and/or at bolt head and SF6 inflator joint, seal ring is set, and/or at inflation inner core and jack joint, seal ring is set.
Further, in inflation, in-core is connected with filter screen.
The beneficial effects of the utility model are, electric equipment intelligent SF6 inflator is in the time inflating, can whether reach requirement, self-purging gas ducting by automatic discrimination environment, guarantee that SF6 gas purity and micro-water content are qualified, rated pressure locking warning function has also solved SF6 gas and " has overcharged " problem, and realized gas tube and disconnect fast, improve charging efficiency and charge-air mass.
Accompanying drawing explanation
Fig. 1 is electric equipment intelligent SF6 inflator schematic diagram.
Fig. 2 is environment monitoring device schematic diagram.
Fig. 3 is gas ducting automatic purification device schematic diagram.
Fig. 4 is rated pressure locking warning device schematic diagram.
Fig. 5 is bolt joint and clinging type gas tube schematic diagram.
In figure, each component names is as follows:
1-acoustic-optic alarm, 2-solenoid valve, 3-controller, 4-pressure gauge with electric contact, 5-vacuum pump, 6-vacuum meter, 7-temperature and humidity sensor, 8-reduction valve, 9-rotary valve, 10-buzzer, 11-pressure starting switch, 12-gas cylinder joint, 13-gas-charging connection, 14-bolt head, 15-inflates inner core, 20-gas pressure gage, 30-pressure relief valve, the multi-functional connection mouth of 40-
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
With reference to Fig. 1, electric equipment intelligent SF6 inflator of the present utility model, mainly comprises environment monitoring device, rated pressure locking warning device, gas ducting automatic purification device, bolt joint and clinging type gas tube.Electric equipment intelligent SF6 inflator also comprises gas pressure gage 20, pressure relief valve 30, multi-functional connection mouth 40.Wherein environment monitoring device mainly comprises acoustic-optic alarm 1, solenoid valve 2, controller 3.Rated pressure locking warning device mainly comprises pressure gauge with electric contact 4, acoustic-optic alarm 1, solenoid valve 2.Gas ducting automatic purification device mainly comprises vacuum pump 5, vacuum meter 6 and control valve.Wherein, gas pressure gage 20 one end are connected with gas inlet, the other end is connected with reduction valve 8 imports, reduction valve 8 outlets are divided into two-way, one tunnel is connected with rotary valve 9 one end, another road is connected with solenoid valve 2 one end, vacuum meter 6 is arranged in the pipeline between the other end and the vacuum pump 5 of rotary valve 9, solenoid valve 2 the other ends are connected with controller 3, acoustic-optic alarm 1, pressure relief valve 30 imports respectively, pressure gauge with electric contact 4 is arranged in the pipeline between solenoid valve 2 and pressure relief valve 30, and pressure relief valve 30 outlets connect multi-functional connection mouth 40.Acoustic-optic alarm 1 comprises 2 warning lights, one of them warning light access environment monitoring device, another warning light access rated pressure locking warning device.Multi-functional connection mouth is connected with the inflation of bolt joint and clinging type, to inflate.
In gas replenishment process, after using bolt joint and clinging type gas tube that SF6 inflator, gas cylinder are connected fast with environment monitoring device, rated pressure locking warning device, gas ducting automatic purification device, environment monitoring device immediately detects inflation environment and whether reaches requirement, then, gas ducting automatic purification device, vacuumizes processing to gas ducting.Be inflated to after rated pressure, the action of rated pressure locking warning device, shut electromagnetic valve, stops inflation.
With reference to Fig. 2, environment monitoring device mainly comprises acoustic-optic alarm 1, solenoid valve 2, controller 3, and its middle controller 3 is temperature and humidity controller, and it is ambient temperature >=0 ℃, humidity≤80% that temperature and humidity controller is set venting condition.Environment monitoring device also comprises temperature and humidity sensor 7, it detects the temperature and humidity of current environment, and the temperature and humidity detecting is sent to temperature and humidity controller, and setting value compares with it, when in the scope of checkout value in setting value, a-b normal opened contact closure, solenoid valve 2 is opened, and can inflate.Otherwise a-b node disconnects, and can not inflate.
With reference to Fig. 3, gas ducting automatic purification device mainly comprises vacuum pump 5, vacuum meter 6 and control valve.Wherein control valve mainly comprises reduction valve 8, rotary valve 9.Confirm that current environment meets after venting condition, close reduction valve 8, open rotary valve 9, start vacuum pump 5, gas ducting is vacuumized, when vacuum meter 6 shows that degree of vacuum reaches 133Pa and when following, vacuum pump 5 stops automatically, reach and purify gas ducting object.Now, close rotary valve 9, open reduction valve 8, start to inflate to SF6 inflator.
With reference to Fig. 4, rated pressure locking warning device mainly comprises pressure gauge with electric contact 4, acoustic-optic alarm 1, solenoid valve 2, also comprises buzzer 10, pressure starting switch 11.Pressure gauge with electric contact 4 shows the pressure in SF6 inflator, when SF6 inflator is inflated to after rated pressure, pressure starting switch 11 closures, connect Electromagnetic Valve Circuit, acoustic-optic alarm 1, buzzer 10 on Electromagnetic Valve Circuit move, and prompting SF6 inflator pressure has reached rated pressure, now, closed electromagnetic valve, stops inflation.Otherwise, continue inflation.
With reference to Fig. 5, bolt joint and clinging type gas tube one end has gas cylinder joint 12, the other end has gas-charging connection 13, wherein gas-charging connection 13 comprises the bolt head 14 being connected with SF6 inflator, the inflation inner core 15 being connected with gas tube, be provided with the jack of accepting inflation inner core 15 in the end of gas tube, when inflation, the bolt head of gas-charging connection 13 14 is threaded with the import of SF6 inflator, will inflates inner core 15 and insert in jack.Wherein, bolt head 14 can be equipped with Multiple Type, when use, selects as required.In order to prevent gas leakage, between bolt head 14 and inflation inner core 15, seal ring is set, and/or in bolt head 14 and SF6 inflator joint, seal ring is set, and/or with jack joint, seal ring is set at inflation inner core 15.In addition, in order to guarantee the quality of gas, in inflation inner core 15, be connected with filter screen, with Purge gas.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the not restriction to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection domain of the present utility model.
Claims (7)
1. an electric equipment intelligent SF6 inflator, comprises environment monitoring device, rated pressure locking warning device, gas ducting automatic purification device, bolt joint and clinging type gas tube, gas pressure gage, pressure relief valve, multi-functional connection mouth, is characterized in that, environment monitoring device comprises acoustic-optic alarm, solenoid valve, controller, rated pressure locking warning device comprises pressure gauge with electric contact, described acoustic-optic alarm, described solenoid valve, gas ducting automatic purification device comprises vacuum pump, vacuum meter and reduction valve, rotary valve, wherein, gas pressure gage one end is connected with gas inlet, the other end is connected with reduction valve import, reduction valve outlet is divided into two-way, and a road is connected with rotary valve one end, and another road is connected with described solenoid valve one end, vacuum meter is arranged in the pipeline between the other end and the vacuum pump of rotary valve, the described solenoid valve the other end respectively with controller, acoustic-optic alarm, pressure relief valve import connects, and pressure gauge with electric contact is arranged in the pipeline between solenoid valve and pressure relief valve, and earth pressure release valve outlet port connects multi-functional connection mouth.
2. electric equipment intelligent SF6 inflator according to claim 1, it is characterized in that, described environment monitoring device also comprises temperature and humidity sensor, and it detects the temperature and humidity of current environment, and checkout value is sent to described controller, and compare with the setting value of controller.
3. electric equipment intelligent SF6 inflator according to claim 1 and 2, is characterized in that, described controller is temperature and humidity controller.
4. electric equipment intelligent SF6 inflator according to claim 1, is characterized in that, described vacuum pump is minipump, and it vacuumizes gas ducting, and degree of vacuum reaches 133Pa and when following, minipump stops automatically.
5. electric equipment intelligent SF6 inflator according to claim 1, it is characterized in that, described bolt joint and clinging type gas tube one end has gas cylinder joint, the other end has gas-charging connection, wherein gas-charging connection comprises the bolt head being connected with SF6 inflator, the inflation inner core being connected with gas tube, is provided with the jack of accepting inflation inner core in the end of gas tube.
6. electric equipment intelligent SF6 inflator according to claim 5, it is characterized in that, between bolt head and inflation inner core, seal ring is set, and/or at bolt head and SF6 inflator joint, seal ring is set, and/or at inflation inner core and jack joint, seal ring is set.
7. according to the electric equipment intelligent SF6 inflator described in claim 5 or 6, it is characterized in that, in inflation, in-core is connected with filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320840228.2U CN203615055U (en) | 2013-12-17 | 2013-12-17 | Intelligent SF6 inflation device of electric equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320840228.2U CN203615055U (en) | 2013-12-17 | 2013-12-17 | Intelligent SF6 inflation device of electric equipment |
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| Publication Number | Publication Date |
|---|---|
| CN203615055U true CN203615055U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320840228.2U Expired - Fee Related CN203615055U (en) | 2013-12-17 | 2013-12-17 | Intelligent SF6 inflation device of electric equipment |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697324A (en) * | 2013-12-17 | 2014-04-02 | 国家电网公司 | Electrical intelligent SF6 gas charging device |
| CN104659700A (en) * | 2015-01-29 | 2015-05-27 | 重庆市送变电工程有限公司 | Automatic gas filling warning device of SF6 gas insulated metal closed switch equipment |
| CN106287207A (en) * | 2016-08-26 | 2017-01-04 | 张振堂 | A kind of sulfur hexafluoride charging device |
-
2013
- 2013-12-17 CN CN201320840228.2U patent/CN203615055U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697324A (en) * | 2013-12-17 | 2014-04-02 | 国家电网公司 | Electrical intelligent SF6 gas charging device |
| CN103697324B (en) * | 2013-12-17 | 2016-05-18 | 国家电网公司 | Electric equipment intelligent SF6 aerating device |
| CN104659700A (en) * | 2015-01-29 | 2015-05-27 | 重庆市送变电工程有限公司 | Automatic gas filling warning device of SF6 gas insulated metal closed switch equipment |
| CN104659700B (en) * | 2015-01-29 | 2017-02-22 | 重庆市送变电工程有限公司 | Automatic gas filling warning device of SF6 gas insulated metal closed switch equipment |
| CN106287207A (en) * | 2016-08-26 | 2017-01-04 | 张振堂 | A kind of sulfur hexafluoride charging device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20141217 |
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| EXPY | Termination of patent right or utility model |